docs: def valid_meta(self, role):
          """
          Return whether or not the meta file being read is valid.
          """
          if os.path.exists(self.paths["meta"]):
              self.meta_dict = utils.yaml_load(self.paths["meta"])
          else:
              self.report["state"]["missing_meta_role"] += 1
              self.report["roles"][role]["state"] = "missing_meta"
  
              return False
  
          is_valid = True
  
          # utils.yaml_load returns False when the file is invalid
          if isinstance(self.meta_dict, bool):
              is_valid = False
              sys.exit(1)
  
          return is_valid